Chem3BFall06PracticeExam7

Chem3BFall06PracticeExam7 - exammanote 2 Elm-Ii Name: Mail:...

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Unformatted text preview: exammanote 2 Elm-Ii Name: Mail: 15;.” Q Vflumt [Print first name betel-e second! Use capital letters-E] almt e. tees Please check the name of your TA and ccrreapcnding secticn number. Complete the remairdng wen-laden if applicable: 101 antchng ' _ 312 SectISeIdel 111 SomyLee .__.... 313 Sat Ida 112 Scots-aide] 411 IqueDuncan 113 Fabieru'te'flernee “1 mm 211 IqueDuncan __ 413 RudneyI-Iarl — 212 Sun Phflfll _.._._._..__., 511 Ilerr}r Limb __ 531 Sat Ida _ 512 laced Shaw .— 311 Eric Fallen m 513 Tum Wciwcde _ DUE! Lem-IRON)! ----——~ ma Dave Adel-bath me Kevin Cammack Maldng up an I Grade {if yuu arer please indicate the semester in which you took prefieus Chem 35 OT EB_,__~__,_} Pleaeewfllethaanmrynutfiehtchegradedinthespacesprmdded. Dcscratchwnrkunthebacknfthepages. 'l'tda test should have 12 numbeted pages. Cl-Ieck tn make sure that yuu have received a ccmplete exam. A gnu-ed piece of advice: read carefully ever the questions let least twice}; make cue that yen underaflrtd exactly what is lacing asked; avoid sluppy structures at phrases, it is better to be pedantic in accuracy! Good Lucch 1. {so} - IL [501' In. mm W. £30} 1;. I tam 'I'CITAL {2m} Chmfifl‘ly SE. Enminmim 2 2 £30 Pains} Name MAC} or draw, as- appropriate, E'Ire mum-ring mistakes. including their Wan-y. a. immmNfidmrhylhmmnanfine b. H I" If gqox/ D LiPMnyl-E-tumnfide CE-IECUH Br CW1? 35, Examination 2 3 0 D M {SURE-Its} Add the missing mmpunmls {Elm-H.115 materials, reagenis, or products} 01" the following reactions infliebuxespmfided. Aqueouwnrk—upiwhennqujredlismumdtubemnfa step. his nupannimymwer. [IQ-D cychbemnnc-dm cycluhemmtdfi a. II 3 Q + m}! Nam-I. H20, 5 91511120 0:11; HHDH (211,01; CM: Garnish-y BB, Ennith 2 4 f. D , m“: 14. a cubuxyli: acid 0 3. NH: BI}, Na'DI-l - —I-- ‘i .1. BREE; Bf: ——|--I.u- {.113 i. mflarflimd- —- O CmHaNjos C1 1 ND: CH,th THF "92 5 Chemistry 35.. Eulm'mlim 2 III. The phcnniafiicr A. was mud with aqueous sulfuric acid to giv: an 1903:1313 whose spcclnl (:10 Points) dam are given btlnw. .rCHiCflah CH; ii 1:]. . IIJEIJJIJI! 1 "I Assign the miicated lbw: sets of absorpfinns abcm: 2301‘.) cm'l to I.th mats of washing fibrnfinns: c. pcaics ranging fmmEBfifl m 2950 cm‘1 a. pcak a: 3500 cm“: h. peakat 3040 Ctr-'1: My 3E Examination 2 .5 Numbcr of lines. chemical shift assigmms. .‘r' Chantilly 313‘, Enmmuiun 2 fi -u.qflli....|.|l I 4.1... 13.: k I - __.__..--_J_.. _ _ 7F 3. |.1|| .l. 1.I.I| .|_I II. 8 (ppm) Integrafiun, chemical shifls, multiplicities uf absm'pflms: Note: Th: signal at B 4:33 ppm is absent in D30. Moreover. flu: product of th: macfinn of munodeutumed p.411 gives moundwmted B-d, whuse 1H mm spam mvmls m aha-me fifth: brand dnublel 315 6.65 ppm (GEE); <1 OCH ‘3"; D A-dl Cl:qu 33.- E'uml'nniian 2 3 4. UV Spmm: 1m 2?? 1111: flag E a 3.2]. Assign the: chmmnphure. HJL ID 1m 1m m m}: Assign the signals 31W: 151.150.3nfl135. Chemistry SE, Examination 2 9 E. Formulamamwhanismfunhemsfmmafionnffimfi. IV. {30 Points} Wfitc a datailed mechanism to explain of the following transformations. (:1 tn :1 a ""F ’30 'fi A1 +CI-13CC1 -63—1— + D nasal majan Chcrru'my SB, Eminuticn 2 1a b. 0 DH V. {5D Points] Providc a rcasocahlc sawhcu‘c routc fi'cm starting matcfial to product. Notc: scum-cl steps arc rcqoimd and chcrc my be mot-c than onc solutionto thc problem. You mayr use: tut}.i additional organic or WEE: reagents to cflcct your conversions. 'Ii'y to work backwards from tl'tc yrodttcL D D a. II o --------- m: Hint: one short solution proceeds flarough an acyclic intcuucdiatc. My 35. Examination: 2 II ...
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Chem3BFall06PracticeExam7 - exammanote 2 Elm-Ii Name: Mail:...

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